1. Spacious Organized Storage：
20 pockets, 3 main compartments, 50L (19.5x15x11 inches), fits 17-inch laptop.
2. Versatile Travel Design：
180° expandable, suitable for travel, camping, hiking, city use (not for under 12s).
3. Practical Functions：
Built-in USB port, sturdy handle, shoulder strap accessory cords.
4. Comfortable Durable：
Polyester material, 3D ventilation, padded mesh shoulder straps.